#!/bin/bash

source common


do_nic_firmware_check () {
    local nodes=($(get_pod_by_label uccp-ovn-kubernetes app=ovnkube-node))
    local first_node_fw=$(oc exec -n uccp-ovn-kubernetes -c ovnkube-node ${nodes[0]} -- bash -c 'ethtool -i $(ovs-vsctl list-ports br-ex|grep -v patch-br-ex) | grep firmware-version | cut -d ":" -f2 | sed "s/^ *//g"')
    local first_node_worker=$(oc get -n uccp-ovn-kubernetes pod ${nodes[0]} -o jsonpath={.spec.nodeName})
    for n in ${nodes[@]:1} ; do
        n_fw=$(oc exec -n uccp-ovn-kubernetes -c ovnkube-node ${n} -- bash -c 'ethtool -i $(ovs-vsctl list-ports br-ex|grep -v patch-br-ex) | grep firmware-version | cut -d ":" -f2 | sed "s/^ *//g"')
        n_worker=$(oc get -n uccp-ovn-kubernetes pod ${n} -o jsonpath={.spec.nodeName})
        if [[ ${n_fw} == ${first_node_fw} ]]; then
            echo "SUCCESS: "Node ${n_worker}" has firmware version "${n_fw}" just like node ${first_node_worker}"
	else
            echo "FAILURE: "Node ${n_worker}" has firmware version "${n_fw}" unlike node ${first_node_worker}, which is ${first_node_fw}"
	fi
    done
}

help()
{
    # Display Help
    echo
    echo "This script checks the firmware of OVN cluster nodes match.

If there is a NIC firmware mismatch, it will show the firmware version mismatch.
"
    echo
    echo "Usage: oc rsh -n <NETWORK-TOOLS-NAMESPACE> <network-tools-podname> ovn_nic_firmware"
    echo "or"
    echo "podman run <IMAGE_ID> ovn_nic_firmware"
    echo
}

main () {
    BASE_COLLECTION_PATH="must-gather"
    logdir="$BASE_COLLECTION_PATH/uccp-ovn-nic-firmware"
    mkdir -p $logdir
    do_nic_firmware_check |& tee $logdir/log
}

while getopts ":h" option; do
    case $option in
        h) # display Help
            help
            exit;;
    esac
done

main
